Huawei P10 - Manual (Page 13)

Disabled SIM cards cannot be used to make calls, send messages, or access the Internet.
Naming a SIM card
By default, each SIM card is named after the carrier. You can rename your SIM card to make it
easier to identify.
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This feature is only available on dual SIM phones.
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Features may vary depending on your carrier.
1
Open Settings.
2
Touch Dual SIM management
3
Select a SIM card. Enter a name and touch OK.
Selecting the default mobile data SIM
You can select a default SIM card for mobile data services.
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This feature is only available on dual SIM phones.
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Features may vary depending on your carrier.
1
Open Settings.
2
Touch Dual SIM management.
3
Toggle the switch Default mobile data next to the selected SIM card.
Setting the default SIM card
You can select a default SIM card for outgoing calls.
Getting Started
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